Re: [Amforth] d>s in amforth (double number > single number)

[Erich W. <ew....@na...>]

Hello Fred,


> The word s>d is in the common/words/ folder but d>s ins't :-(

: d>s ( d -- s ) drop ;

Assuming that the high number (2 Bytes) resides on top-of-stack, the low
number below that.

Cheers,
Erich

>
>
> Groet!
>
>
> Fred
>
>
>> Op 11 dec. 2018, om 13:24 heeft Matthias Trute <mt...@we...> het volgende geschreven:
>> 
>> Am Dienstag, den 11.12.2018, 13:02 +0100 schrieb f.zelders--- via
>> Amforth-devel:
>>> In gforth the word d>s (It couverts a signed double drecision number
>>> to a signed single precision number) is part of the default word set.
>>> This word is not available in the default amforth word set.
>> 
>> d>s is simple: DROP since the higher cell shall be 0 for this, you
>> may want to make sure and throw an exception otherwise, a task
>> that I happily leave to the reader ;)
>> 
>>> 
>>> Can't find a amforth word definition of s>d. 😞
>> 
>> It's in the file common/words/s_to_d.asm. The definition
>> itself is short, but somewhat surprising
>> 
>> : s>d dup 0< ;
>> 
>> Matthias
>> 
>> 
>> 
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>
>
>
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